Who was proffesor lockhart?

Professor Gilderoy Lockhart is a fictional character from J.K. Rowling's "Harry Potter" series, specifically introduced in "Harry Potter and the Chamber of Secrets." He is a famous wizard and author known for his flamboyant personality and exaggerated tales of heroism. Lockhart is appointed as the Defense Against the Dark Arts teacher at Hogwarts, but his incompetence and self-absorption ultimately reveal his lack of true magical ability. His character serves as a satire of celebrity culture and the pitfalls of vanity.